Before blaming Chrome, open its own task manager with Shift + Esc (Solution 1): it shows consumption per tab and per extension, and the culprit almost always stands out - usually an extension or a tab playing video. Turn on Memory Saver (Solution 2) so Chrome releases idle tabs by itself. And worth knowing: high usage is not a fault in itself, because the browser uses free memory deliberately and hands it back when another program needs it.
What causes this problem
- Heavy or badly written extensions, consuming memory constantly even when unused.
- Dozens of open tabs, each running its own isolated process.
- Tabs with video, maps or online spreadsheets, which consume far more than a text page.
- Hardware acceleration switched off, or a problematic graphics driver, pushing the work onto the CPU and RAM.
- A Chrome profile corrupted after a long time in use.
- Not enough RAM in the computer for the number of tabs and programs open at once.
- Know how much memory the computer has: on 8 GB, Chrome using 2 GB is normal; on 4 GB, the same figure squeezes the whole system.
- Understand that unused free memory is wasted memory - browsers take it deliberately and return it when another program needs it. There is only a problem if the computer is stuttering.
- Close and reopen Chrome before measuring. Sessions running for days accumulate memory that a restart clears.
- Count your installed extensions: above five or six, the odds of one being the cause are high.
Solutions, in the order to try them
1Find the culprit with Chrome's task manager
Few people know Chrome has a task manager of its own, and it is far more useful than the system one: it breaks consumption down by tab and by extension, by name.
- With Chrome open, press Shift + Esc (on Mac, use Window > Task Manager).
- Click the Memory footprint column to sort from largest to smallest.
- Look at what is on top: a specific tab, an extension, or the GPU process.
- Select the problem item and click End process to confirm it was the one.
2Turn on Memory Saver
Chrome has a built-in feature that frees memory from tabs you have not used for a while and reloads them when you return. It is the fix with the best result for anyone who works with many tabs.
- Open Settings > Performance.
- Turn on Memory Saver.
- Under Always keep these sites active, add addresses that must not be unloaded - music players, work systems, chats.
- Unloaded tabs remain visible and reload by themselves when you click them.
3Review extensions, one by one
An extension is the most common cause of abnormal consumption, and the worst part is that it consumes even when you are not using its feature.
- Open chrome://extensions and look at the full list.
- Remove anything you have not used in months - disabling is not enough, a disabled extension still takes space in the profile.
- Disable half of the rest, use the browser for a while and compare consumption under Shift + Esc.
- Be suspicious of duplicate blockers, translators and coupon extensions: they usually top the list.
4Organise tabs instead of accumulating them
Each Chrome tab runs in a separate process, for security. That is good for stability and bad for memory - which is why thirty tabs genuinely weigh something.
- Use tab groups: right-click a tab and choose Add to new group.
- Collapse the groups you are not using - Chrome treats collapsed tabs as lower priority.
- For pages you want to read later, use the Reading list or bookmarks rather than keeping the tab open.
- Close duplicate tabs: having the same page open three times without noticing is common.
5Check hardware acceleration
With acceleration on, the graphics card takes part of the work and relieves system memory. With a problematic graphics driver, though, it can have the opposite effect.
- Open Settings > System and find Use graphics acceleration when available.
- If it is off, turn it on and restart the browser.
- If it was already on and the GPU process shows high consumption, update the graphics driver from the manufacturer's site.
- As a test, turn it off temporarily and compare - if things improve a lot, the driver is the problem.
6Test a fresh Chrome profile
An old profile accumulates site data, settings and leftovers from removed extensions. Creating a clean profile shows within minutes whether the problem is the profile or the browser.
- Click your picture in the top right and choose Add - create a new profile without syncing.
- Use that profile, install no extensions, and compare consumption under Shift + Esc.
- If consumption drops sharply, the old profile is the cause: migrate your bookmarks and passwords across.
- If it stays the same, the issue is tab count or the computer's memory.
Applies to
| System | Status |
|---|---|
| Chrome on Windows, macOS and Linux | Confirmed |
| Microsoft Edge | Confirmed |
| Chrome on Android and iPhone | There is no task manager on mobile; the system manages memory itself |
Menu names can change slightly between versions. If a step above does not match what you see on screen, the official support page from the manufacturer has the most current wording for your version.
Frequently asked questions
Last checked: Sep 6, 2026 · We review this guide whenever the manufacturer changes the process.